|Year|Title|Lead vocalist|ARIA chart position|Album|
|---|---|---|---|---|
|1985|"Time Out (For Serious Fun)"|Sandi Chick|N/A|-|
|1985|"Sweat It Out"|Peter Blakeley|N/A|-|
|1987|"Rhymes"|John Kenny|N/A|Tales of the City|
|1987|"New Groove"|John Kenny|N/A|Tales of the City|
|1988|"What's It Gonna Be"|John Kenny|N/A|Tales of the City|
|1988|"Jump"|Wendy Matthews|N/A|Tales of the City|
|1988|"Dreams in the Empty City"|John Kenny|N/A|Tales of the City|
|1988|"Boogietron"|Ensemble|N/A|Tales of the City|
|1991|"Ain't No Sunshine"|Deni Hines|5|Form 1 Planet|
|1992|"That Word (L.O.V.E.)"|Deni Hines|4|Form 1 Planet|
|1992|"It's Not Over"|Deni Hines|15|Form 1 Planet|
|1992|"Stronger Together"|Doug Williams|-|Form 1 Planet|
|1992|"Love's Gonna Bring You Home"|Doug Williams|-|Form 1 Planet|
|1993|"Form One Planet"|Eric Sebastian|-|Form 1 Planet|
|2002|"All I Want Is You"|Jeremy Gregory|41|Rockies 3|
|2002|"I Ain't Playin'"|Roxane LeBrasse|79|Rockies 3|
|2002|"Police Woman 2002" (with Groove Quantize)|N/A|-|-|

Question: what is the total number of singles for rockmelons?
Answer: 17